Question: What is Watt based on the way to measure the physical quantity?
Paraphrase: What physical quantity is the Watt based on?
SPARQL (Wikidata): SELECT ?ans_1 ?ans_2 WHERE { wd:Q25236 wdt:P111 ?ans_1 . wd:Q25236 wdt:P144 ?ans_2 }
Answer: power, second, radiant flux, second, power, joule, radiant flux, joule